The previous page is sending you to https://www.numerade.com/ask/question/an-isotope-with-atomic-number-64-and-mass-number-158-is-found-to-have-a-mass-ratio-relative-to-that-of-carbon-12-of-1316034-what-is-the-isotope-what-is-its-atomic-mass-in-u-and-what-is-its-m-68487/.

 If you do not want to visit that page, you can return to the previous page.